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Code Issues Packages Projects Releases 10 Wiki Activity

GPU (Windows): fix Win7 compatibility

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This commit is contained in:
李通洲
2025-07-07 22:34:04 +08:00
parent 61adc7cf64
commit 6871c8bb73
1 changed files with 23 additions and 14 deletions
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src/detection/gpu/gpu_windows.c
+23 -14
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@@ -1,4 +1,5 @@
#include "gpu.h"
#include "common/library.h"
#include "detection/gpu/gpu_driver_specific.h"
#include "util/windows/unicode.h"
#include "util/windows/registry.h"
@@ -126,22 +127,30 @@ const char* ffDetectGPUImpl(FF_MAYBE_UNUSED const FFGPUOptions* options, FFlist*
if (adapterLuid > 0)
{
D3DKMT_OPENADAPTERFROMLUID openAdapterFromLuid = { .AdapterLuid = *(LUID*)&adapterLuid };
if (NT_SUCCESS(D3DKMTOpenAdapterFromLuid(&openAdapterFromLuid)))
HMODULE hgdi32 = GetModuleHandleW(L"gdi32.dll");
if (hgdi32)
{
D3DKMT_ADAPTERTYPE adapterType = {};
D3DKMT_QUERYADAPTERINFO queryAdapterInfo = {
.hAdapter = openAdapterFromLuid.hAdapter,
.Type = KMTQAITYPE_ADAPTERTYPE,
.pPrivateDriverData = &adapterType,
.PrivateDriverDataSize = sizeof(adapterType),
};
if (NT_SUCCESS(D3DKMTQueryAdapterInfo(&queryAdapterInfo)))
FF_LIBRARY_LOAD_SYMBOL_LAZY(hgdi32, D3DKMTOpenAdapterFromLuid);
if (ffD3DKMTOpenAdapterFromLuid) // Windows 8 and later
{
if (adapterType.HybridDiscrete)
gpu->type = FF_GPU_TYPE_DISCRETE;
else if (adapterType.HybridIntegrated)
gpu->type = FF_GPU_TYPE_INTEGRATED;
D3DKMT_OPENADAPTERFROMLUID openAdapterFromLuid = { .AdapterLuid = *(LUID*)&adapterLuid };
if (NT_SUCCESS(ffD3DKMTOpenAdapterFromLuid(&openAdapterFromLuid)))
{
D3DKMT_ADAPTERTYPE adapterType = {};
D3DKMT_QUERYADAPTERINFO queryAdapterInfo = {
.hAdapter = openAdapterFromLuid.hAdapter,
.Type = KMTQAITYPE_ADAPTERTYPE,
.pPrivateDriverData = &adapterType,
.PrivateDriverDataSize = sizeof(adapterType),
};
if (NT_SUCCESS(D3DKMTQueryAdapterInfo(&queryAdapterInfo))) // Vista and later
{
if (adapterType.HybridDiscrete)
gpu->type = FF_GPU_TYPE_DISCRETE;
else if (adapterType.HybridIntegrated)
gpu->type = FF_GPU_TYPE_INTEGRATED;
}
}
}
}
}